bicycle off of this roof onto these mattresses. >> we're about to watch brian concannon do a bit of a stunt, and this is his preparation. that's his landing pad. that's his son over there. >> it's a family event. >> 26th of october. >> the voice you hear is one of his kids, who films and narrates the action. >> he's going to set himself on fire on just the edge there of the building. cut on the motor bike and jump off that ramp, throw the motor bike off, and land on those pads. >> concannon builds this crude ramp out of milk crates and places it on the roof of a public rest room facility. but don't worry. he's filled a garbage can with water that he'll use to douse the flames. >> i had all the necessary safety clothing. >> the stunt doesn't seem to make much sense, but brian says he's performed several successful fire stunts before. this time he doesn't take all the precautions he needs. >> wasn't 100% prepared. i didn't go to enough trouble to